1 #ifndef ERROR_HH

     2 #define ERROR_HH

     3 

     4 class Error : public std::exception {

     5     private:

     6         const char *message;

     7     

     8     public:

     9         Error (const std::string &message) : message(message.c_str()) { }

    10 

    11         virtual const char* what() const throw() {

    12             return message;

    13         }

    14 };

    15 

    16 #endif /* ERROR_HH */